Auxiliary heat exchanger cooling fan



FIG. 1 is a top plan view;

FIG. 2 is a side elevational view, the opposite side substantially comprising a mirror image thereof;

FIG. 3 is a bottom plan view;

FIG. 4 is an end elevational view, the opposite end substantially comprising a mirror image thereof;

FIG. 5 is a frontal isometric view; and,

FIG. 6 is a rear isometric view with the fan disposed in an inverted position. 

The ornamental design for an auxiliary heat exchanger cooling fan, as shown. 